Fluorescent Mineral Database

A new secret project! Trying to create a nice Fluorescent Mineral Database (FMDB), which would be searchable by mineral, locality, and luminescence properties. Also making it easy for people to contribute with their own specimens!

Olmiite from the N’Chwaning II Mine, South Africa

Contributed by: Simone Conti
minID: 6HK-2TW
Date: Dec 04th, 2024
Locality: N\'Chwaning II Mine, N\'Chwaning Mines, Joe Morolong Local Municipality, John Taolo Gaetsewe District Municipality, Northern Cape, South Africa (See on Mindat)
Size: 5.5 x 1 x 6.5 x cm
Weight: 45.03 g

Description:
Nicely formed pink bowtie olmiite crystals on matrix. Under longwave UV light the olmiite fluoresces dark red, not very bright (that’s why you see all those little dust spots!).

Normal light.
Normal light.
Fluorescence under longwave UV light.
Fluorescence under longwave UV light.

Summary of luminescence responses:

Olmiite

  • Fluorescence under Longwave (365nm LED) UV light: Red